*{
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
body{
    font-family: Tahoma , Arial;
    background-color: rgb(210, 233, 233);
}
.posts-container{
        padding: 15px;
        margin: 15px auto;
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
}
.posts-container .card{
    width: 300px;
    height: 400px;
    background-color: #eee;
    padding: 15px;
    line-height: 1.7;
    margin: 15px;
    border-radius: 15px;
        overflow: overlay;
}
.posts-container .card h2{
        margin-bottom: 15px;
        color: #227;
}
.posts-container .card p{
        color: gray;
}